Physics & Astronomy
energy conversion
100%
thermionic emitters
76%
diamonds
71%
nitrogen
65%
direct power generators
63%
thermionics
55%
thermionic emission
52%
characterization
49%
diamond films
48%
electric power
48%
electron emission
44%
emitters
37%
electronic structure
33%
vacuum
28%
electrons
18%
Engineering & Materials Science
Energy conversion
91%
Diamonds
89%
Nitrogen
83%
Thermionic emission
53%
Electron emission
50%
Diamond films
45%
Electronic structure
44%
Electrons
30%
Vacuum
26%
Hot Temperature
14%
Chemical Compounds
Diamond
85%
Thermionic Emission
72%
Electron Emission
61%
Work Function
51%
Energy
42%
Vacuum
35%
Electronic State
33%
Chemical Transformation
28%
Electron Particle
24%
Liquid Film
21%